HELIX.— Plate CXCIII. 



Mautin'sJIklix. Shell cxcavatcly rather narrowly um- 

 bilicattrd, di'pressly globose, pale silky-olive, concave 

 beneath, vcrj- beautifully densely rib-striated without, 

 interstices beneath the lens minutely cancellated ; 

 spire obtuse, with the suture impressed ; whorls 

 eight, rounded, the last obsoletely keeled at the pe- 

 riphery ; ajjerture obliquely lunar, lip, especially at 

 the lower margin, reflected. 



Pfeikker, Pro. Zool. Soc. 1854. 



Uab. Pedaug, Island of Sumatra ; Capt. Adolphc Martin. 



Cliiefly distinguished by its very beautiful densely stri- 

 ated sculpture, which has a silky aspect. 



Species 1357. (Mus. Cuming.) 



Heli.x zosteropiioba. Ilel. testa imperforatd, depresso- 

 orbiculari, subtui excavatd, itriis obliquU tulcisqiie 



npiralibiu miiiutit tuperfeialiter decuuati, albutd, 

 zoHtl caslaned uiiicd fasciisque duabut frrrngtnet* 

 cinijiitala ; tpird tiibeleratd ; anfraclibut tex, tupra 

 plaiio-dcrliribii», drinde cOMCexia ; aperturd lAluiui- 

 tiiiiari, labro timpliei. 



The girdled Helix. Shell imperforated, deprt-ssu or- 

 bicular, excavated bcneatk, !<uperficially decu!b>at«<i 

 with oblique stria: and minute spiral grooves, whitish, 

 encircled with a single chestnut zone and two rust 

 bands ; spire slightly raised ; whorls six, flatly blunt- 

 ing above, then convex ; aperture obliquely lunar, lip 

 simple. 



Pfeiffeu, Pro. Zool. Soc. 1854. 



Hob. ? 



iVllied to //. cilriiia, but of more solid structure. Al- 

 though imperforated, there is indication of a closed um- 

 bilicus. 



